Innocent colonic tubular adenoma, or vicious man-eatin' gator? Maybe some of our #gipath colleagues in Florida could weigh in ... #pathology#PathTwitter
Happy Halloween! Here's a scary targeted liver biopsy. Lesion barely visible at first. Third pic = pankeratin. Did additional stains, and deepers had much more tissue. Fourth pic = INSM1. This was a metastatic small bowel neuroendocrine tumor. #pathology#liverpath#PathTwitter
The wall of this gallbladder shows several TACE spheres trapped in vascular lumens and spilling out into the parenchyma. They're larger and therefore easier to spot than Y90 spheres, which I see more commonly. #pathology#gipath#PathTwitter
This is a lovely example of a low grade fibromyxoid sarcoma. Cases like this one are "H&E" diagnoses but a MUC4 is included for its beauty. Thank goodness for it on needle biopsies!
Pembrolizumab-associated colopathy/colitis. There is lots of immune damage to the colonic mucosa. The crypt apoptosis is striking. This is the other side of the miracle of immunotherapy.